Chinese translation for "density resolution"
|
- 密度分辨力
密度分辩力 密度浓度分辨能力
Related Translations:
- Example Sentences:
| 1. | Ict not only has very high - spatial resolution but also has very high - density resolution 它不仅有很高的空间分辨率,而且有很高的密度分辨率。 | | 2. | The reconstruction speed of fbp is fast . the image reconstructed by fbp is of high spatial resolution , but with heavy artifacts , while the image reconstructed by art is of high - density resolution and is of sligh artifacts 变换方法以卷积反投影( fbp )方法最为常用,该算法重建速度快,成像质量较好,但是其要求完全的、等间距的采样数据,通常重建图像伪影较重。 | | 3. | How improving the capability of ict has become more and more an important task , for example , improving spatial resolution and density resolution , reducing scan time , enlarging the size of measure space , improving image quality , etc . moreover the question of the energy spectrum hardening and the photon scattering is one of important bottleneck to restrict the improvement of ict 如何提高工业ct的性能指标,如怎样进一步提高空间分辨率、密度分辨率,减少扫描时间,增大可测工件尺寸,改善图像质量等等成为了ct界面临的重要任务。而其中射线的能谱硬化和散射问题,又是制约工业ct各项性能指标提高的重要瓶颈之一。 | | 4. | In the terms of interpolation , the image reconstructed from nearest interpolation or linear interpolation has good edge but serious noise ; reconstruction from 4 * 4cubic interpolation or three b - spline or three - order lagrange interpolations has better local character . 2 x 2cubic interpolations which has both better edge and local character is the ideal interpolation , the following is the basic principle during reconstruction : ( 1 ) the more width of interpolation , the more number of summation and the more order of interpolation polynomial , the higher of density resolution ; ( 2 ) the more of interpolation polynomial and width of interpolation , the more of reconstruction time simultaneously , aimed at eliminating the effects of noise contained in projection data , in this paper , author analysis cause and effects of common artifacts . importantly , discusses convolution back - projection reconstruction algorithm with a shift axis of rotation has been derived for correcting images that acquired with a divergence axis of rotation using the fan beam geometry with an angle - equaled detector 在ct图像重建时,选择有限带宽窗有较好的空间分辨率,三角形窗有较好的密度分辨率,选择余弦窗则使得空间分辨率与密度分辨率的折衷;从窗函数的频谱角度来讲,可以用于图像重建的一个良好的卷积窗函数应该具备以下条件: ( ? )小的3db带宽b ,即最小的主瓣宽度; ( ? )最小的旁瓣最大峰值a ; ( ? )最大的旁瓣峰值衰减速度d ;就内插函数而言,临近点内插与线性内插重建图像噪声大,但有较好的边缘与细节; 4 4三次内插、三次b -样条与四次拉格朗日多项式内插图像平滑,局部特性较好。 | | 5. | Generally , the size of the flaw is distinguished by x - ray radiographic system , described by density resolution and space resolution , but it is proved experimentally that the space resolution is not always high while the density resolution is high , and the density resolution is not always high while the space resolution is high 通常x ?射线成像系统可分辨疵病的大小,常用密度分辨率和空间分辨率来描述,但试验证明,当系统的密度分辨率高时,系统空间分辨率不一定高,而空间分辨率高时,系统的密度分辨率也不一定高。 |
- Similar Words:
- "density recorder" Chinese translation, "density recording controller" Chinese translation, "density reference scale" Chinese translation, "density repeatability" Chinese translation, "density resistance" Chinese translation, "density response" Chinese translation, "density rtd" Chinese translation, "density rule" Chinese translation, "density sbove fog" Chinese translation, "density scale" Chinese translation
|
|
|